#3E73CA#3E73CA

#3E73CA is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.3% C 0.146 H 259.8°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#3E73CA
RGB	rgb(62, 115, 202)
HSL	hsl(217, 57%, 52%)
HSV	hsv(217, 69%, 79%)
CMYK	cmyk(69.3%, 43.1%, 0%, 20.8%)
CIE-LAB	lab(48.94, 11.26, -50.40)
CIE-LCH	lch(48.94, 51.64, 282.60°)
OKLab	oklab(56.33% -0.0259 -0.144)
OKLCH	oklch(56.33% 0.146 259.8)
XYZ	xyz(18.7742, 17.5479, 58.2633)
Luminance	0.1755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E73CA #CA953E

analogous

#3EB9CA #3E73CA #4F3ECA

triadic

#3E73CA #CA3E73 #73CA3E

tetradic

#3E73CA #CA3EB9 #CA953E #3ECA4F

square

#3E73CA #CA3EB9 #CA953E #3ECA4F

split-complementary

#3E73CA #CA4F3E #B9CA3E

monochromatic

#1F3D6F #2C579F #3E73CA #6E96D7 #9EB9E4

Accessibility & contrast

On white

4.66

#3E73CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#3E73CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3E73CA

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E73CA	#FFFFFF	#000000	##FFFFFF
##3E73CA	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#497BCD

Deuteranopia (green-blind)

#316EC8

Tritanopia (blue-blind)

#008794

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3e73ca;
/* rgb */ color: rgb(62, 115, 202);
/* oklch */ color: oklch(56.3% 0.146 259.8);

Tailwind

colors: {
  custom: {
    50: '#839adb',
    500: '#3e73ca',
    950: '#000000',
  },
}

SCSS

$custom: #3e73ca;
$custom-light: #839adb;
$custom-dark: #000000;

JSON

{
  "hex": "#3e73ca",
  "rgb": {
    "r": 62,
    "g": 115,
    "b": 202
  },
  "hsl": {
    "h": 217.286,
    "s": 56.911,
    "l": 51.765
  },
  "oklch": {
    "l": 0.5633,
    "c": 0.14634,
    "h": 259.8
  },
  "luminance": 0.1755
}

Semantic roles & 50–950 ramp

primary

#3E73CA

secondary

#D1B993

accent

#A648E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3E73CA

Body copy rendered with the generated semantic roles for this colour.

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